                :seaport   {:movement-cost 3 :armor-bonus  0 :attack-bonus  0}}
               :attack-strengths
               {:personnel 10
-               :armored   10}}
+               :armored   10
+               :naval     10}}
      :ranger {:description "Ranger"
               :cost 200
               :movement 9

                  :seaport {:movement-cost 1 :armor-bonus 0 :attack-bonus 0}}
                 :attack-strengths
                 {:personnel 10
                  :armored   12}
                 :zoc
                 [:personnel :armored]}
     :cruiser {:description "Cruiser"

                :seaport       {:movement-cost 1 :armor-bonus 0 :attack-bonus 0}}
               :attack-strengths
               {:personnel 9
                :armored   9
                :naval     8}
               :zoc
               [:personnel :armored]}
     :destroyer {:description "Destroyer"
